000 00579nam a2200253Ia 4500
008 240107s9999 xx 000 0 und d
020 _a81-88826-14-6
082 _a333.7 PUR
082 _bPUR
100 _aPUROHIT S S
245 0 _aA TEXT BOOK OF ENVIRONMENTAL SCIENCES
245 0 _aA TEXT BOOK OF ENVIRONMENTAL SCIENCES
250 _n1st
260 _aHYDERABAD
260 _bBSC
260 _c2005
300 _a398
365 _b225
650 _aENVIRONMENTAL SCIENCE
650 _bES
700 _aAGRAWAL A K
700 _aSHAMMI Q J
942 _cREF
999 _c10247
_d10247